查询词典 rotational

This method has realized the state space decomposition of rotational speed and flux with the help of support vector clustering technique. In the process of clustering,the author proposed a proximity graph-based dynamic kernel parameter clustering method that is suitable for the control of motor rotational speed and glue pump flux in MDF production to solve the problem of high complexity of relative matrix calculation.

该辨识方法利用支持向量聚类技术实现电机转速与泵流量的状态空间分解，应用支持向量分类技术设计了多模型切换策略，并运用支持向量回归技术构建了状态空间内的转速与流量辨识模型。

We studied that the transfer matrix ABCD theorem for the passage of paraxial rays or the optical system possessing a rotational symmetry axis can be generalized for the skew rays propagated off-axis, whether the optical system possessing rotational symmetry axis or not.

本文推广了几何光学近轴光线传输的ABCD定理，使之适用于远离光轴的空间光线的传输，无论光学系统是旋转对称的还是非旋转对称的。

In the collision energy range from 0.01 eV to 0.5 eV ,the reaction probability, the influence of rotational excitation of the reagent HBr on probability, the integral cross section and the rotational of the product HF are calculated.

在碰撞能为0.01~0.5 eV的范围内，计算了反应几率、反应物HBr分子的转动激发对反应几率的影响、积分散射截面和产物HF分子的角度分布。

That is mainly because the estimation of rotational motion is quite difficult. On the other hand, current image motion model is nonlinear which is very hard to be solved. Thus linear approximation is often made with the premise that the rotational motion is minor.

目前的稳像技术存在的难点包括：首先对于旋转情况较严重的情况稳定比较困难，这一方面是由于旋转的运动估计比较困难，另一方面在补偿的过程中二维的运动模型是非线性的，求解时需要以旋转情况不严重为假设进行线性近似。

The control structure selects the compound adjustment method which by the electric current, the rotational speed and the position three links is composed, electric current link uses the PID control algorithm, but the rotational speed and the snap ring use the fuzzy - PID intelligence control algorithm.

控制结构采用由电流、转速和位置三环组成的复合调节方式，其中电流环采用PID控制算法，而转速和位置环采用模糊-PID智能控制算法。

The main content of this thesis is as follows: 1The structures of EPS are analyzed. The main components of EPS are introduced in detail. Then the distributed torque in EPS is analyzed and the control system model is set up. 2Three control modes are discussed and the control strategy of EPS is studied in detail. Three principal modules in the control strategy are discussed—the predicted module which predicts motor rotational speed and steering rotational speed, the power-assistant module and the return control module. 3The assistant torque curves of the motor are designed by using the B-spline, so that any kind of custom-built assistant torque curves can be designed according to different kinds of automobiles. 4The hardware frame of EPS is studied. The developed controller based on 8-bit MCU MC68HC908MR8 is introduced and many related circuit units are designed, including the control circuit, the driver control circuit and so on. The software structure is discussed, then the steering control program flowchart is given.

本文的主要工作有： 1分析了EPS 的总体构成，对EPS 的各个部件作了详细的介绍，并在此基础上分析了EPS 的受力情况，建立了控制系统模型，并研究了EPS 的安全性能； 2讨论了EPS 的三种控制方式，提出了控制策略，并讨论了其中三个关键模块的作用：预估模块包括对电机转速和方向盘角速度的预估，助力控制模块以及回正模块； 3用B 样条插值方法进行EPS 助力曲线的设计，可按照用户的要求设计任意形状的助力曲线，以满足不同车型和不同用户的要求； 4研究了控制系统的硬件结构，以MC68HC908MR8 为核心设计了控制器，详细讨论了控制器的控制电路、驱动电路等；设计了控制系统的软件，给出了控制程序流程图，并对要点进行了详细的说明。

After undergoing a chaotic region, the period number will add one, in the same time, magnitude of the subharmonic response increases in sequence as the rotational speed ratio increases. When the rotational speed is below the critical speed, the chaotic bands resulted directly from a perioddoubling bifurcation occur among the successive orders of superharmonic responses, then they can return directly to periodic motion by a reversed period-doubling bifurcation.

在转速小于临界转速的情况下，在分岔图中各个连续阶亚谐运动的转换区中分别都出现了经由一个倍周期分岔直接导致的混沌频带，后又直接由一个逆倍周期分岔转化为周期一的运动，同时在三个混沌频带之间都出现了幅值突跳的现象。

The device comprises: a conveyer belt; a let-off roller (16) on which the conveyer belt runs and from which the rubber tape is let off; a traverser (21) to move the let-off roller (16) in an X-axis direction parallel to the rotational axis of the object; a radial shifter to move the let-off roller in a Y-axis direction perpendicular to the X-axis direction; a tilter (23) to turn the rotational axis of the let-off roller (16) around a reference axis which is parallel to a Z-axis direction perpendicular to the X-axis direction and Y-axis direction.

所述装置包括：输送带；送出辊，所述输送带在送出辊上行进并且所述橡胶带从送出辊送出；移动台，其沿平行于物体的旋转轴线的X轴方向移动送出辊；径向移位装置，其沿垂直于X轴方向的Y轴方向移动送出辊；倾转装置，用于绕平行于Z轴方向的基准轴线转动送出辊的旋转轴线，所述Z轴方向垂直于X轴方向和Y轴方向。

The calculations of torsional vibration of crankshaft systems of 12V240ZJ6E diesel engines were carried out with TVCA programme and I deas software to obtain system natural vibration frequencies, vibration amplitudes of various concentric masses at different rotational speeds, and torques and torsional stress es of various crankshaft sections at different rotational speeds.

运用TVCA程序和Ⅰ deas软件对 12V2 4 0ZJ6E型柴油机轴系的扭转振动进行计算，求出系统的自振频率、各集中质量在不同转速下的振幅和各轴段在不同转速下的扭矩、扭转应力值，对自振频率、自由端振幅和扭转应力最大轴段进行了分析，对轴系的扭转振动情况作出总结与评

The Red Sea has used the diameter is the 9cm static figure radiation ventilator, but pursues the static sound to play the family to be possible to purchase a ventilator velometer, the hand control ventilator's rotational speed adjusts between 1200-2200 rpm, ventilator's noise is also is situated between 15-25db10% differently according to the rotational speed, both has satisfied the radiation request, and may according to user's need, the adjustment wind speed realize the user static sound demand.

红海采用了直径为9cm的静音型散热风扇，不过追求静音的玩家可以购买一个风扇调速器，手动控制风扇的转速在1200-2200 rpm之间调整，风扇的噪音也是根据转速的不同介于15-25db±10%，既满足了散热要求，又可以根据用户的需要，调整风速来实现用户静音的需求。

If you are unfortunate enough to the lovelorn, please tell me, I will help you out, really, please contact me!

如果你不幸失恋了，请告诉我，我会帮助你摆脱困境，真的，请联系我啦！

China's plan to cut energy intensity by 20 percent and pollutant discharges by 10 percent between 2006 and 2010 is a case in point.

中国计划在2006年到2010间降低20%的能源强度和减少10%的主要污染物排放，就是一个这样的例子。